#include<stdio.h>
#include<string.h>
#include<unistd.h>

int main()
{
    const char *fstr="hello fwrite";
    const char *str="hello write";
    printf("hello printf");
    fprintf(stdout,"hello fprintf");
    fwrite(fstr,strlen(fstr),1,stdout);
    write(1,str,strlen(str));
    
    fork();
    //_exit(-1);
    return 0;
}
